/* ESENEL website v6
   Static HTML/CSS only. No trackers. No external fonts. No JavaScript dependency.
*/

:root {
  --navy: #08275c;
  --navy-card: #143873;
  --teal: #08c8b8;
  --blue: #4267ff;
  --green: #b8efa6;
  --light: #f5f7fb;
  --white: #ffffff;
  --ink: #07101f;
  --muted: #9babe0;
  --line: rgba(255,255,255,.13);
  --shadow: 0 22px 70px rgba(7,16,31,.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--light);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  width: min(1160px, calc(100% - 48px));
  margin: 0 auto;
}

.navy-section {
  background: var(--navy);
  color: var(--white);
}

.topbar {
  min-height: 74px;
  padding: 0 max(24px, calc((100vw - 1160px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--navy);
  color: var(--white);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand {
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.brand img {
  display: block;
  width: 134px;
  height: auto;
}

.footer-brand img {
  width: 126px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: #b8c5ea;
  font-size: 13px;
  font-weight: 800;
}

.nav a:hover {
  color: var(--white);
}

.nav-cta {
  background: var(--teal);
  color: var(--navy) !important;
  padding: 13px 23px;
  border-radius: 999px;
  font-weight: 900;
}

.hero {
  min-height: calc(100vh - 74px);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 70px 0 36px;
}

.shape {
  position: absolute;
  border-radius: 70px;
  transform: rotate(-21deg);
  background: rgba(255,255,255,.06);
  pointer-events: none;
}

.shape-hero {
  width: 520px;
  height: 480px;
  right: 24%;
  bottom: 7%;
}

.shape-corner {
  width: 260px;
  height: 220px;
  top: -54px;
  right: -56px;
}

.shape-how {
  width: 420px;
  height: 380px;
  left: 42%;
  top: 8%;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #9badde;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 40px;
}

.eyebrow span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--teal);
  display: inline-block;
}

.hero h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(54px, 7.2vw, 98px);
  line-height: .96;
  letter-spacing: -.035em;
  font-weight: 950;
  color: rgba(255,255,255,.62);
  position: relative;
  z-index: 2;
}

.hero h1 span,
.hero h1 strong,
.hero h1 em {
  display: block;
}

.hero h1 strong {
  color: var(--white);
  text-decoration: underline;
  text-decoration-color: var(--green);
  text-decoration-thickness: 4px;
  text-underline-offset: 7px;
}

.hero h1 em {
  color: var(--teal);
  font-style: normal;
  text-decoration: underline;
  text-decoration-color: var(--teal);
  text-decoration-thickness: 4px;
  text-underline-offset: 7px;
}

.hero-copy {
  max-width: 690px;
  margin: 34px 0 32px;
  color: #c5cff0;
  font-size: 18px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 999px;
  padding: 14px 24px;
  font-size: 14px;
  font-weight: 900;
}

.button.primary {
  background: var(--teal);
  color: var(--navy);
}

.button.secondary {
  border: 2px solid var(--blue);
  color: var(--white);
}

.mini-strip {
  max-width: 760px;
  margin-top: 56px;
  padding-top: 23px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.mini-strip div {
  border-right: 1px solid var(--line);
  padding-right: 24px;
  margin-right: 24px;
}

.mini-strip div:last-child {
  border-right: 0;
}

.mini-strip strong {
  color: var(--white);
  font-size: 15px;
}

.mini-strip span {
  display: block;
  color: #9babe0;
  font-size: 13px;
  margin-top: 4px;
}

.services-top {
  padding: 96px 0 90px;
}

.services-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 70px;
  align-items: start;
}

.services-title h2 {
  margin: 0 0 24px;
  font-size: clamp(42px, 5vw, 68px);
  line-height: .98;
  letter-spacing: -.035em;
  font-weight: 950;
}

.services-title h2 strong {
  display: block;
  color: var(--teal);
}

.services-title p {
  color: #c5cff0;
  font-size: 17px;
  line-height: 1.62;
}

.service-preview-list {
  display: grid;
  gap: 18px;
}

.preview-card {
  border-radius: 25px;
  padding: 42px;
  min-height: 210px;
  box-shadow: var(--shadow);
}

.preview-card .number {
  width: 42px;
  height: 42px;
  border: 2px solid currentColor;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 900;
  margin-bottom: 28px;
  opacity: .8;
}

.preview-card h3 {
  margin: 0 0 12px;
  font-size: 24px;
  letter-spacing: -.02em;
}

.preview-card p {
  margin: 0 0 26px;
  max-width: 600px;
  line-height: 1.55;
}

.preview-card a {
  font-weight: 900;
}

.preview-card.blue {
  background: var(--blue);
  color: var(--white);
}

.preview-card.blue p {
  color: #d8defe;
}

.preview-card.green {
  background: var(--green);
  color: var(--ink);
}

.preview-card.green p {
  color: #315f3c;
}

.preview-card.white {
  background: var(--white);
  color: var(--ink);
}

.preview-card.white p {
  color: #8392c8;
}

.details-section {
  background: var(--light);
  padding: 96px 0;
}

.label {
  display: inline-block;
  border: 2px solid var(--green);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 24px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
  transform: rotate(-3deg);
}

.details-section h2 {
  margin: 0 0 16px;
  max-width: 700px;
  font-size: clamp(42px, 5.2vw, 72px);
  line-height: .98;
  letter-spacing: -.035em;
  font-weight: 950;
}

.details-section h2 span {
  display: block;
  color: var(--teal);
}

.section-intro {
  max-width: 670px;
  color: #8392c8;
  font-size: 17px;
  line-height: 1.6;
  margin-bottom: 54px;
}

.detail-stack {
  display: grid;
  gap: 22px;
}

.detail-card {
  display: grid;
  grid-template-columns: 1fr 270px;
  min-height: 270px;
  overflow: hidden;
  border-radius: 25px;
  box-shadow: var(--shadow);
}

.detail-card > div:first-child {
  padding: 42px;
}

.card-kicker {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.card-kicker span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  display: inline-block;
  background: currentColor;
  margin: 0 14px 2px;
}

.blue-text {
  color: var(--blue);
}

.dark-text {
  color: #255633;
}

.light-text {
  color: var(--green);
}

.detail-card h3 {
  margin: 22px 0 14px;
  max-width: 680px;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.08;
  letter-spacing: -.025em;
}

.detail-card p {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.58;
}

.dark-card {
  background: var(--navy);
  color: var(--white);
}

.dark-card p,
.blue-card p {
  color: #c5cff0;
}

.white-card {
  background: var(--white);
  color: var(--ink);
}

.white-card p {
  color: #8392c8;
}

.green-card {
  background: var(--green);
  color: var(--ink);
}

.green-card p {
  color: #315f3c;
}

.blue-card {
  background: var(--blue);
  color: var(--white);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 22px 0;
}

.tags span {
  border-radius: 999px;
  background: rgba(255,255,255,.12);
  padding: 8px 13px;
  font-size: 11px;
  font-weight: 900;
}

.white-card .tags span {
  background: #eef2f8;
}

.green-card .tags span {
  background: rgba(7,39,93,.09);
}

.detail-card a {
  color: var(--teal);
  font-weight: 900;
  font-size: 14px;
}

.white-card a {
  color: var(--blue);
}

.green-card a {
  color: var(--navy);
}

.art {
  position: relative;
  display: grid;
  place-items: center;
  background: rgba(255,255,255,.06);
  overflow: hidden;
}

.art::after {
  content: "";
  position: absolute;
  width: 170px;
  height: 150px;
  right: -34px;
  bottom: -32px;
  border-radius: 38px;
  background: rgba(255,255,255,.13);
  transform: rotate(-14deg);
}

.art span {
  position: relative;
  z-index: 2;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: var(--teal);
  color: var(--navy);
  font-weight: 900;
}

.white-card .art {
  background: #f3f6fc;
}

.how-section {
  position: relative;
  overflow: hidden;
  padding: 98px 0 120px;
}

.how-section h2 {
  margin: 0 0 16px;
  font-size: clamp(42px, 5.2vw, 72px);
  line-height: 1;
  letter-spacing: -.035em;
  font-weight: 950;
}

.how-copy {
  max-width: 700px;
  color: #c5cff0;
  font-size: 17px;
  line-height: 1.6;
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 56px;
}

.step-grid article {
  border: 1px solid var(--line);
  border-radius: 25px;
  background: rgba(255,255,255,.055);
  padding: 36px;
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: var(--navy);
  font-weight: 900;
  font-size: 12px;
}

.step-number.teal {
  background: var(--teal);
}

.step-number.green {
  background: var(--green);
}

.step-number.blue {
  background: var(--blue);
  color: var(--white);
}

.step-grid h3 {
  font-size: 25px;
  margin: 22px 0 16px;
  letter-spacing: -.02em;
}

.step-grid p {
  color: #c5cff0;
  line-height: 1.58;
  font-size: 15px;
}

.step-grid small {
  display: block;
  border-top: 1px solid var(--line);
  margin-top: 26px;
  padding-top: 20px;
  color: #9babe0;
  font-size: 12px;
  line-height: 1.6;
}

.contact-section {
  padding: 82px 0 96px;
}

.contact-heading {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 46px;
}

.contact-heading h2 {
  margin: 0 0 16px;
  font-size: clamp(44px, 5.5vw, 78px);
  letter-spacing: -.035em;
  line-height: 1;
}

.contact-heading p {
  color: #c5cff0;
  font-size: 18px;
  line-height: 1.6;
}

.contact-options {
  max-width: 760px;
  margin: 0 auto 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.055);
}

.contact-options a {
  padding: 22px;
  border-right: 1px solid var(--line);
  display: grid;
  gap: 4px;
  font-size: 13px;
}

.contact-options a:last-child {
  border-right: 0;
}

.contact-options span {
  color: #9babe0;
}

.message-card {
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(255,255,255,.075);
  padding: 44px;
}

.message-card h3 {
  font-size: 30px;
  margin: 0 0 8px;
  letter-spacing: -.025em;
}

.message-card p {
  margin: 0 0 28px;
  color: #9babe0;
}

.email-card {
  display: grid;
  gap: 22px;
}

.email-actions {
  display: grid;
  gap: 14px;
}

.email-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 999px;
  padding: 16px 24px;
  font-weight: 900;
  font-size: 15px;
}

.primary-email {
  background: var(--teal);
  color: var(--navy);
}

.secondary-email {
  border: 2px solid var(--blue);
  color: var(--white);
}

.message-card small {
  display: block;
  color: #9babe0;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 54px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 54px;
}

.footer p {
  color: #9babe0;
  max-width: 360px;
  line-height: 1.6;
  font-size: 14px;
}

.footer h4 {
  color: #9babe0;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: .14em;
}

.footer a {
  display: block;
  color: #c5cff0;
  margin: 11px 0;
  font-size: 14px;
}

@media (max-width: 900px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
    padding: 18px 24px;
  }

  .brand img {
    width: 126px;
  }

  .nav {
    gap: 16px;
    flex-wrap: wrap;
  }

  .nav-cta {
    padding: 11px 16px;
  }

  .hero h1 {
    font-size: clamp(48px, 15vw, 68px);
  }

  .services-layout,
  .detail-card,
  .step-grid,
  .contact-options,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .services-layout {
    gap: 36px;
  }

  .mini-strip {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .mini-strip div {
    border-right: 0;
    padding: 0;
    margin: 0;
  }

  .art {
    min-height: 140px;
  }

  .wrap {
    width: min(100% - 32px, 1160px);
  }

  .message-card,
  .detail-card > div:first-child,
  .preview-card,
  .step-grid article {
    padding: 30px;
  }
}